Received Dec 26, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARZOS | ZOSTER (NO BRAND NAME) | UNKNOWN MANUFACTURER | UNK | UNK | — |
Suspected vaccination failure; shingles; This serious case was reported by a consumer via interactive digital media and described the occurrence of vaccination failure in a patient who received Herpes zoster (Herpes Zoster vaccine) for prophylaxis. On an unknown date, the patient received Herpes Zoster vaccine. On an unknown date, an unknown time after receiving Herpes Zoster vaccine, the patient experienced vaccination failure (Verbatim: Suspected vaccination failure) (serious criteria GSK medically significant) and shingles (Verbatim: shingles). The outcome of the vaccination failure and shingles were not reported. It was unknown if the reporter considered the vaccination failure and shingles to be related to Herpes Zoster vaccine. The company considered the vaccination failure to be unrelated to Herpes Zoster vaccine. It was unknown if the company considered the shingles to be related to Herpes Zoster vaccine. Additional Information: GSK Receipt Date: 19-DEC-2025 This case was reported by a patient via interactive digital media. Patient stated that vaccination did not help from getting shingles. This case was considered as suspected vaccination failure as details regarding completion of primary vaccination schedule, time to onset for shingles and laboratory confirmation regarding shingles were unknown at the time of reporting. The batch number was not provided, and we are unable to contact the reporter.; Sender's Comments: A case of Vaccination failure, unknown time after receiving Herpes Zoster vaccine, in a patient. Based on the available information a possible causality that the event was caused by the GSK product cannot be ascertained. Consent for further follow-up has not been received.